Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4289584 | Coke quenching practice for one-spot cars | James W. Scheirer | 1981-09-15 |
| 4201315 | Empty hopper detector | Benjamin H. Pinckney | 1980-05-06 |
| 4201627 | Coke quenching practice for one-spot cars | James W. Scheirer | 1980-05-06 |